**引入全新的主机体验 AWS WAF**

现在，您可以使用更新的体验访问控制台中任意位置的 AWS WAF 功能。有关更多详细信息，请参阅[使用控制台](https://docs.aws.amazon.com/waf/latest/developerguide/working-with-console.html)。

本文属于机器翻译版本。若本译文内容与英语原文存在差异，则一律以英文原文为准。

# 机器人控制功能示例：使用两个语句限制对目标检查级别的使用
<a name="waf-bot-control-example-common-and-targeted-inspection-level"></a>

作为成本优化，您可以在保护包（Web ACL）中使用两个 AWS WAF Bot Control 托管规则组语句，它们具有不同的检查级别和范围。例如，可以将目标检查级别声明的范围仅限定于更敏感的应用程序端点。

以下示例中的两个语句具有互斥的作用域。如果没有此配置，一个请求可能会导致机器人控制功能评估进行两次计费。

**注意**  
控制台的可视化编辑器不支持引用 `AWSManagedRulesBotControlRuleSet` 的多个语句。请改用 JSON 编辑器。

```
{
  "Name": "Bot-WebACL",
  "Id": "...",
  "ARN": "...",
  "DefaultAction": {
    "Allow": {}
  },
  "Description": "Bot-WebACL",
  "Rules": [
      {
        ...
      },
      {
       "Name": "AWS-AWSBotControl-Common",
       "Priority": 5,
       "Statement": {
          "ManagedRuleGroupStatement": {
             "VendorName": "AWS",
             "Name": "AWSManagedRulesBotControlRuleSet",
             "ManagedRuleGroupConfigs": [
               {
                 "AWSManagedRulesBotControlRuleSet": {
                   "InspectionLevel": "COMMON"
                 }
               }
             ],
             "RuleActionOverrides": [],
             "ExcludedRules": []
          },
          "VisibilityConfig": {
             "SampledRequestsEnabled": true,
             "CloudWatchMetricsEnabled": true,
             "MetricName": "AWS-AWSBotControl-Common"
           },
           "ScopeDownStatement": {
              "NotStatement": {
                "Statement": {
                  "ByteMatchStatement": {
                    "FieldToMatch": {
                      "UriPath": {}
                    },
                    "PositionalConstraint": "STARTS_WITH",
                    "SearchString": "/sensitive-endpoint",
                    "TextTransformations": [
                      {
                        "Type": "NONE",
                        "Priority": 0
                      }
                    ]
                  }
                }
              }
            }
        }
      },
      {
       "Name": "AWS-AWSBotControl-Targeted",
       "Priority": 6,
       "Statement": {
          "ManagedRuleGroupStatement": {
             "VendorName": "AWS",
             "Name": "AWSManagedRulesBotControlRuleSet",
             "ManagedRuleGroupConfigs": [
               {
                 "AWSManagedRulesBotControlRuleSet": {
                   "InspectionLevel": "TARGETED",
                   "EnableMachineLearning": true
                 }
               }
             ],
             "RuleActionOverrides": [],
             "ExcludedRules": []
          },
          "VisibilityConfig": {
             "SampledRequestsEnabled": true,
             "CloudWatchMetricsEnabled": true,
             "MetricName": "AWS-AWSBotControl-Targeted"
           },
           "ScopeDownStatement": {
              "Statement": {
                "ByteMatchStatement": {
                  "FieldToMatch": {
                    "UriPath": {}
                  },
                  "PositionalConstraint": "STARTS_WITH",
                  "SearchString": "/sensitive-endpoint",
                  "TextTransformations": [
                    {
                      "Type": "NONE",
                      "Priority": 0
                    }
                  ]
                }
              }
            }
        }
      }
    ],
    "VisibilityConfig": {
      ...
    },
    "Capacity": 1496,
    "ManagedByFirewallManager": false,
    "RetrofittedByFirewallManager": false
}
```